Commit 4fc6d239 authored by Zefir Kurtisi's avatar Zefir Kurtisi Committed by David S. Miller

Revert "at803x: fix suspend/resume for SGMII link"

This reverts commit 98267311.

Suspending the SGMII alongside the copper side
made the at803x inaccessable while powered down,
e.g. it can't be re-probed after suspend.
Signed-off-by: default avatarZefir Kurtisi <zefir.kurtisi@neratec.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 67f0160f
...@@ -52,9 +52,6 @@ ...@@ -52,9 +52,6 @@
#define AT803X_DEBUG_REG_5 0x05 #define AT803X_DEBUG_REG_5 0x05
#define AT803X_DEBUG_TX_CLK_DLY_EN BIT(8) #define AT803X_DEBUG_TX_CLK_DLY_EN BIT(8)
#define AT803X_REG_CHIP_CONFIG 0x1f
#define AT803X_BT_BX_REG_SEL 0x8000
#define ATH8030_PHY_ID 0x004dd076 #define ATH8030_PHY_ID 0x004dd076
#define ATH8031_PHY_ID 0x004dd074 #define ATH8031_PHY_ID 0x004dd074
#define ATH8035_PHY_ID 0x004dd072 #define ATH8035_PHY_ID 0x004dd072
...@@ -209,7 +206,6 @@ static int at803x_suspend(struct phy_device *phydev) ...@@ -209,7 +206,6 @@ static int at803x_suspend(struct phy_device *phydev)
{ {
int value; int value;
int wol_enabled; int wol_enabled;
int ccr;
mutex_lock(&phydev->lock); mutex_lock(&phydev->lock);
...@@ -225,16 +221,6 @@ static int at803x_suspend(struct phy_device *phydev) ...@@ -225,16 +221,6 @@ static int at803x_suspend(struct phy_device *phydev)
phy_write(phydev, MII_BMCR, value); phy_write(phydev, MII_BMCR, value);
if (phydev->interface != PHY_INTERFACE_MODE_SGMII)
goto done;
/* also power-down SGMII interface */
ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG);
phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr & ~AT803X_BT_BX_REG_SEL);
phy_write(phydev, MII_BMCR, phy_read(phydev, MII_BMCR) | BMCR_PDOWN);
phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr | AT803X_BT_BX_REG_SEL);
done:
mutex_unlock(&phydev->lock); mutex_unlock(&phydev->lock);
return 0; return 0;
...@@ -243,7 +229,6 @@ static int at803x_suspend(struct phy_device *phydev) ...@@ -243,7 +229,6 @@ static int at803x_suspend(struct phy_device *phydev)
static int at803x_resume(struct phy_device *phydev) static int at803x_resume(struct phy_device *phydev)
{ {
int value; int value;
int ccr;
mutex_lock(&phydev->lock); mutex_lock(&phydev->lock);
...@@ -251,17 +236,6 @@ static int at803x_resume(struct phy_device *phydev) ...@@ -251,17 +236,6 @@ static int at803x_resume(struct phy_device *phydev)
value &= ~(BMCR_PDOWN | BMCR_ISOLATE); value &= ~(BMCR_PDOWN | BMCR_ISOLATE);
phy_write(phydev, MII_BMCR, value); phy_write(phydev, MII_BMCR, value);
if (phydev->interface != PHY_INTERFACE_MODE_SGMII)
goto done;
/* also power-up SGMII interface */
ccr = phy_read(phydev, AT803X_REG_CHIP_CONFIG);
phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr & ~AT803X_BT_BX_REG_SEL);
value = phy_read(phydev, MII_BMCR) & ~(BMCR_PDOWN | BMCR_ISOLATE);
phy_write(phydev, MII_BMCR, value);
phy_write(phydev, AT803X_REG_CHIP_CONFIG, ccr | AT803X_BT_BX_REG_SEL);
done:
mutex_unlock(&phydev->lock); mutex_unlock(&phydev->lock);
return 0; return 0;
......
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